<template>
  <div class="home-category" @mouseleave="currCategoryId = null">
    <ul class="menu">
      <li
        v-for="i in list"
        :key="i.id"
        @mouseover="currCategoryId = i.id"
        :class="{ active: currCategoryId === i.id }"
      >
        <RouterLink to="/">{{ i.name || i }}</RouterLink>
        <RouterLink
          v-for="item in i.children?.slice(0, 2)"
          :key="item.id"
          to="/"
          >{{ item.name }}</RouterLink
        >
        <template v-if="!i.name">
          <xtx-skeleton width="70px" height="16px" bg="transparent" style="margin-right:5px" :animated="true"/>
          <xtx-skeleton width="60px" height="16px" bg="transparent" style="margin-right:5px" :animated="true"/>
        </template>
      </li>
    </ul>
    <!-- 弹层 -->
    <div class="layer">
      <h4>
        {{ goods?.goods ? "分类" : "品牌" }}推荐
        <small>根据您的购买或浏览记录推荐</small>
      </h4>
      <!-- 商品列表 -->
      <ul v-if="goods?.goods">
        <li v-for="i in goods?.goods" :key="i.id">
          <RouterLink to="/">
            <img :src="i.picture" alt="" />
            <div class="info">
              <p class="name ellipsis-2">{{ i.name }}</p>
              <p class="desc ellipsis">{{ i.desc }}</p>
              <p class="price"><i>¥</i>{{ i.price }}</p>
            </div>
          </RouterLink>
        </li>
      </ul>
      <!-- 品牌列表 -->
      <ul v-if="goods?.brands">
        <li class="brand" v-for="item in goods?.brands" :key="item.id">
          <RouterLink to="/">
            <img :src="item.picture" alt="" />
            <div class="info">
              <p class="place">
                <i class="iconfont icon-dingwei"></i>{{ item.place }}
              </p>
              <p class="name ellipsis">{{ item.name }}</p>
              <p class="desc ellipsis-2">{{ item.nameEn }}</p>
            </div>
          </RouterLink>
        </li>
      </ul>
    </div>
  </div>
</template>

<script>
import { computed, reactive, ref } from 'vue'
import { useStore } from 'vuex'
import { getAllbrand } from '@/api/category'
import xtxSkeleton from '@/components/library/xtx-skeleton.vue'
export default {
  components: { xtxSkeleton },
  name: 'HomeCategory',
  setup () {
    const store = useStore()
    const brands = reactive({
      id: 10086,
      name: '品牌',
      children: [
        {
          id: 10087,
          name: '品牌推荐'
        }
      ]
    })
    // 获取侧边栏的Id
    getAllbrand(6).then((res) => {
      brands.brands = res.result
    })
    const currCategoryId = ref(null)
    const list = computed(() => {
      const arr = store.state.category.list
      arr.push(brands)
      return arr
    })
    // 获取对应的goods商品
    const goods = computed(() => {
      return list.value.find((item) => item.id === currCategoryId.value)
    })
    return { list, currCategoryId, goods }
  }
}
</script>

<style  lang='less' scoped>
.home-category {
  width: 250px;
  height: 500px;
  background: rgba(0, 0, 0, 0.8);
  position: relative;
  z-index: 99;
  .menu {
    li {
      padding-left: 40px;
      height: 50px;
      line-height: 50px;
      &:hover,
      &.active {
        background: @xtxColor;
      }
      a {
        margin-right: 4px;

        color: #fff;
        &:first-child {
          font-size: 16px;
        }
      }
    }
  }
  .layer {
    width: 990px;
    height: 500px;
    background: rgba(255, 255, 255, 0.8);
    position: absolute;
    left: 250px;
    top: 0;
    display: none;
    padding: 0 15px;
    h4 {
      font-size: 20px;
      font-weight: normal;
      line-height: 80px;
      small {
        font-size: 16px;
        color: #666;
      }
    }
    ul {
      display: flex;
      flex-wrap: wrap;
      li {
        width: 310px;
        height: 120px;
        margin-right: 15px;
        margin-bottom: 15px;
        border: 1px solid #eee;
        border-radius: 4px;
        background: #fff;
        &:nth-child(3n) {
          margin-right: 0;
        }
        a {
          display: flex;
          width: 100%;
          height: 100%;
          align-items: center;
          padding: 10px;
          &:hover {
            background: #e3f9f4;
          }
          img {
            width: 95px;
            height: 95px;
          }
          .info {
            padding-left: 10px;
            line-height: 24px;
            width: 190px;
            .name {
              font-size: 16px;
              color: #666;
            }
            .desc {
              color: #999;
            }
            .price {
              font-size: 22px;
              color: @priceColor;
              i {
                font-size: 16px;
              }
            }
          }
        }
      }
      li.brand {
        height: 180px;
        a {
          align-items: flex-start;
          img {
            width: 120px;
            height: 160px;
          }
          .info {
            p {
              margin-top: 8px;
            }
            .place {
              color: #999;
            }
          }
        }
      }
    }
  }
  &:hover {
    .layer {
      display: block;
    }
  }
}
</style>
